[INFO] fetching crate egui_tabs 0.2.1...
[INFO] checking egui_tabs-0.2.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate egui_tabs 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate egui_tabs 0.2.1
[INFO] finished tweaking crates.io crate egui_tabs 0.2.1
[INFO] tweaked toml for crates.io crate egui_tabs 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate egui_tabs 0.2.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] [stderr]       Adding egui v0.29.1 (available: v0.31.1)
[INFO] [stderr]       Adding egui_extras v0.29.1 (available: v0.31.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-map-derive v0.17.0
[INFO] [stderr]   Downloaded mime_guess2 v2.3.1
[INFO] [stderr]   Downloaded ecolor v0.29.1
[INFO] [stderr]   Downloaded enum-map v2.7.3
[INFO] [stderr]   Downloaded emath v0.29.1
[INFO] [stderr]   Downloaded egui_extras v0.29.1
[INFO] [stderr]   Downloaded epaint v0.29.1
[INFO] [stderr]   Downloaded egui v0.29.1
[INFO] [stderr]   Downloaded epaint_default_fonts v0.29.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf4b128766c6ac5bca33c497a1f486c3e27bedd4a4515a6262f81b9d5ec671a4
[INFO] running `Command { std: "docker" "start" "-a" "bf4b128766c6ac5bca33c497a1f486c3e27bedd4a4515a6262f81b9d5ec671a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf4b128766c6ac5bca33c497a1f486c3e27bedd4a4515a6262f81b9d5ec671a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf4b128766c6ac5bca33c497a1f486c3e27bedd4a4515a6262f81b9d5ec671a4", kill_on_drop: false }`
[INFO] [stdout] bf4b128766c6ac5bca33c497a1f486c3e27bedd4a4515a6262f81b9d5ec671a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3747d56cae4cb1737ecd27e04ff70270db1cd7f92dde6fced2d4ea48b77d98d
[INFO] running `Command { std: "docker" "start" "-a" "e3747d56cae4cb1737ecd27e04ff70270db1cd7f92dde6fced2d4ea48b77d98d", kill_on_drop: false }`
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.9
[INFO] [stderr]     Checking emath v0.29.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking epaint_default_fonts v0.29.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking ecolor v0.29.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling mime_guess2 v2.3.1
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking owned_ttf_parser v0.25.0
[INFO] [stderr]     Checking ab_glyph v0.2.30
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]     Checking epaint v0.29.1
[INFO] [stderr]     Checking egui v0.29.1
[INFO] [stderr]     Checking egui_extras v0.29.1
[INFO] [stderr]     Checking egui_tabs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `egui::Ui::child_ui`: Use ui.new_child() instead
[INFO] [stdout]    --> src/lib.rs:261:35
[INFO] [stdout]     |
[INFO] [stdout] 261 |             let mut child_ui = ui.child_ui(rect, self.layout, None);
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `egui::Ui::child_ui`: Use ui.new_child() instead
[INFO] [stdout]    --> src/lib.rs:261:35
[INFO] [stdout]     |
[INFO] [stdout] 261 |             let mut child_ui = ui.child_ui(rect, self.layout, None);
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `add` in this scope
[INFO] [stdout]    --> src/lib.rs:325:22
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let result = add(2, 2);
[INFO] [stdout]     |                      ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: use the `.` operator to call the method `Add::add` on `{integer}`
[INFO] [stdout]     |
[INFO] [stdout] 325 -         let result = add(2, 2);
[INFO] [stdout] 325 +         let result = 2.add(2);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `egui_tabs` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e3747d56cae4cb1737ecd27e04ff70270db1cd7f92dde6fced2d4ea48b77d98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3747d56cae4cb1737ecd27e04ff70270db1cd7f92dde6fced2d4ea48b77d98d", kill_on_drop: false }`
[INFO] [stdout] e3747d56cae4cb1737ecd27e04ff70270db1cd7f92dde6fced2d4ea48b77d98d